To communicate with the PC, you must enable hidden developer settings.
There are two scenarios here. We will cover the standard method (using a code) as this is the most common way users unlock the Honor 9 in 2024. How to Unlock Bootloader in HONOR 9 phone
However, the HONOR 9 uses a . This chipset has a known vulnerability in its bootrom that allows the community to force a bootloader unlock without an official code. To communicate with the PC, you must enable
Launch the PotatoNV tool, select your device's bootloader type, and click Unlock . It will generate and apply a new unlock code. Method 2: Third-Party Paid Services To communicate with the PC